On Jan 7, 2011, at 7:53 PM, Vitaliy wrote:

>> What is a good choice for  a chip that allows USB to bit =20
>> twiddling ....
>> that has driver support for Windows, OS X and Linux ???
>
> FT232RL? It's got several I/O lines, and IIRC it can even do SPI.

I think the bit-banging support for the extra IO lines is only =20
supported by the windows driver.
This is unfortunately typical :-(  Many so-called standard USB/Serial =20
chips have trouble supporting even the serial function on any OS other =20
than windows...

BillW

--=20
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